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python之如何将元组字典转换为列表字典(Python)

2025年05月04日13JustinYoung

我是 Python(和一般编程)的新手,但我有一个字典,其中的键是元组,我想用与列表相同的键创建一个新字典。

我的意思是:

我有:

d = {("apple", "banana", "pear", "pineapple"):24,  
("banana", "pineapple", "apple", "pear"):17, 
("pineapple", "pear", "banana", "apple"):10, 
("apple", "pineapple", "banana", "pear"):16}  

我要:

new_d = {["apple", "banana", "pear", "pineapple"]:24,  
["banana", "pineapple", "apple", "pear"]:17,  
["pineapple", "pear", "banana", "apple"]:10,  
["apple", "pineapple", "banana", "pear"]:16} 

是否有使用 for 循环和 if 语句的简单方法来做到这一点?

请您参考如下方法:

列表不可散列,因此不能作为字典中的键。

为什么你希望你的键是列表?如果您当前正在调用一个函数

expect_iterable_of_lists(d.keys()) 

,你可以简单地组合map和list:

expect_iterable_of_lists(map(list, d.keys()))